Juniper PTX5000 Hardware Manual page 591

1.8 V
3.3 V
3.3 V bias
Bus Revision
In Table 82 on page 573, the text in the column labeled "LCD Message" appears in the display of the
craft interface. The text in the column labeled "CLI Message" appears in the output from the
show chassis alarms command.
Table 82: Troubleshooting Chassis Alarm Messages for the CCGs
Alarm Type LCD Message
CCG-number Failure
Red CCG
No CG Online
CCG-number Ext-A LOS
CCG
CCG-number Ext-B LOS
CCG
CCG-number EXT SYNC
CCG
UNSUPP
CCG CCG-number Not Online
Yellow
Table 83: Troubleshooting CCG LEDs
Label Color State
FAIL Yellow On steadily
OK – Off
1799 mV
3300 mV
3300 mV
135
CLI Message
CCG-number Failure
CCG
No CG Online
CCG-number External-A
CCG
LOS
CCG-number External-B
CCG
LOS
CCG-number EXT SYNC
CCG
UNSUPP
CCG CCG-number Not Online
Description
The CCG has detected a failure.
The CCG is not online or is not powered on.
Alarm Condition
A CCG has failed.
No CCGs are installed, or the CCGs
installed are not online
Loss of signal has occurred on the Bits-A
port configured to be the primary or
secondary clocking source, .
Loss of signal has occurred on the Bits-B
port configured to be the primary or
secondary clocking source.
External synchronization is not
supported.
A CCG is offline.
Recovery
Replace the CCG.
Bring the CCG online.
573